One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to determine when to plant nemesia by using the USDA zone info for Santa Clara.

Planting Calendar for Nemesia

Frost tolerance for nemesia:	Not tolerant of frost.
When to plant:	After the last frost.

You should not plant nemesia until after the last frost because they require warm weather.

The earliest that you can plant nemesia in Santa Clara is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nemesia and expect a good harvest is probably August. If you wait any later than that and your nemesia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your nemesia indoors.

Last Frost Date

The average date of last frost is March 15 in Santa Clara. In the coldest months of winter you can expect an average low temperature of 10°F.

Remember that USDA zone info for Santa Clara is an average and the actual date of last frost is different every year. Half of the time in Santa Clara there is a last frost after March 15 so make sure that you are ready to cover your nemesia if you have one of those late frosts.

USDA Zone Info for Santa Clara

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Santa Clara

You may be interested in your other planting guides for Santa Clara.